which it did. >> over in the women's wing of the jail, mary kay concepcion has just had her 26th birthdayks the death of her 2-year-old son, fox. concepcion and her boyfriend ready both awaiting trial for his murder. >> i'm waiting at home for that anniversary. not too long ago you came to me, a miracle of many firsts, firsts smile, first set of teeth and first baby steps. but one night god took you away and left me your past. i will be thinking for a lifetime of your last. the last time i held you and kissed your soft baby lips. sorry. last time you run to me and scream, mommy! last time you tugged on my shirt to carry you up. the last time you stole shrimp from your sister's plate, the last time i dressed you up, the last time i tucked you in and said good night, i never said good-bye to yesterday's long past. i would have marked the moments if i had known they were your last. the last time i hold your hands, the last time i kissed you. the last time i hugged you and the last time i said good-bye. >> concepcion has kept her charges a secret from her friends in jail. both of chom are you